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Web Worksheet: Accessibility Basics

HTML and CSS lesson 24: Accessibility basics · Set 542 · 40 questions
TalentJR

Code tip (Pages for everyone): Headings go down one level at a time: h1 → h2 → h3 (they may jump back up). Alt text on images, clear link text, labels on form boxes, big enough text. Strong contrast (black on white, yellow on black) is easy to read; light grey on white is not.

NameDateTime takenScore ___ / 40
  1. 1.♿ Does this help everyone, or make the page harder to use: images with no alt? (a) helps everyone (b) makes it harder
  2. 2.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h4>
    (a) Yes (b) No
  3. 3.True or false: “add alt text to images” helps everyone use the page. (a) True (b) False
  4. 4.♿ A part of the page is under a <h1> heading. Which tag should its sub-heading use? (a) <h2> (b) <h6> (c) <h5> (d) <h3>
  5. 5.🌗 Is black on white easy or hard to read? (a) hard to read (b) easy to read
  6. 6.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h2> → <h2>
    (a) Yes (b) No
  7. 7.True or false: “use headings in order” makes the page harder to use. (a) True (b) False
  8. 8.♿ A part of the page is under a <h2> heading. Which tag should its sub-heading use? (a) <h3> (b) <h4> (c) <h6> (d) <h1>
  9. 9.♿ Does this help everyone, or make the page harder to use: tiny grey text? (a) makes it harder (b) helps everyone
  10. 10.♿ What does good colour contrast mean? (a) text stands out clearly (b) many bright colours (c) no colours at all (d) only red text
  11. 11.♿ Who uses a screen reader? (a) only teachers (b) only robots (c) only coders (d) people who are blind
  12. 12.♿ Is this heading order correct (no level skipped)?
    <h1> → <h2> → <h2> → <h4>
    (a) Yes (b) No
  13. 13.True or false: “add alt text to images” makes the page harder to use. (a) False (b) True
  14. 14.♿ Does this help everyone, or make the page harder to use: use headings in order? (a) makes it harder (b) helps everyone
  15. 15.♿ Does this help everyone, or make the page harder to use: write clear link text? (a) helps everyone (b) makes it harder
  16. 16.🌗 Is dark grey on white easy or hard to read? (a) hard to read (b) easy to read
  17. 17.🌗 Is white on dark blue easy or hard to read? (a) easy to read (b) hard to read
  18. 18.Which colour pair is hard to read? (a) red on green (b) white on black (c) black on white (d) yellow on black
  19. 19.True or false: “link text “click here”” makes the page harder to use. (a) False (b) True
  20. 20.True or false: “label every form box” makes the page harder to use. (a) False (b) True
  21. 21.♿ Does this help everyone, or make the page harder to use: label every form box? (a) makes it harder (b) helps everyone
  22. 22.♿ Which link text is clearest? (a) Read the fruit facts (b) click here (c) here (d) link
  23. 23.🌗 Is white on black easy or hard to read? (a) hard to read (b) easy to read
  24. 24.Which colour pair is easy to read? (a) yellow on white (b) white on dark blue (c) red on green (d) light grey on white
  25. 25.True or false: “use big enough text” makes the page harder to use. (a) True (b) False
  26. 26.🌗 Is yellow on black easy or hard to read? (a) easy to read (b) hard to read
  27. 27.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h3> → <h3>
    (a) Yes (b) No
  28. 28.True or false: “skipping heading levels” helps everyone use the page. (a) True (b) False
  29. 29.♿ Does this help everyone, or make the page harder to use: skipping heading levels? (a) helps everyone (b) makes it harder
  30. 30.🌗 Is light grey on white easy or hard to read? (a) hard to read (b) easy to read
  31. 31.Which colour pair is easy to read? (a) red on green (b) dark grey on white (c) blue on purple (d) yellow on white
  32. 32.Which colour pair is hard to read? (a) white on dark blue (b) white on black (c) black on white (d) light grey on white
  33. 33.♿ Does this help everyone, or make the page harder to use: add alt text to images? (a) makes it harder (b) helps everyone
  34. 34.♿ A part of the page is under a <h5> heading. Which tag should its sub-heading use? (a) <h1> (b) <h6> (c) <h5> (d) <h4>
  35. 35.True or false: “write clear link text” helps everyone use the page. (a) True (b) False
  36. 36.True or false: “write clear link text” makes the page harder to use. (a) False (b) True
  37. 37.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h3>
    (a) Yes (b) No
  38. 38.♿ Is this heading order correct (no level skipped)?
    <h1> → <h1> → <h1> → <h1>
    (a) No (b) Yes
  39. 39.♿ Does this help everyone, or make the page harder to use: colour as the only clue? (a) makes it harder (b) helps everyone
  40. 40.🌗 Is yellow on white easy or hard to read? (a) easy to read (b) hard to read

Answer key

  1. makes it harder
  2. No
  3. True
  4. <h2>
  5. easy to read
  6. Yes
  7. False
  8. <h3>
  9. makes it harder
  10. text stands out clearly
  11. people who are blind
  12. No
  13. False
  14. helps everyone
  15. helps everyone
  16. easy to read
  17. easy to read
  18. red on green
  19. True
  20. False
  21. helps everyone
  22. Read the fruit facts
  23. easy to read
  24. white on dark blue
  25. False
  26. easy to read
  27. No
  28. False
  29. makes it harder
  30. hard to read
  31. dark grey on white
  32. light grey on white
  33. helps everyone
  34. <h6>
  35. True
  36. False
  37. No
  38. Yes
  39. makes it harder
  40. hard to read

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